Initial PropHunt server setup

- Complete bare metal installer with SteamCMD, MetaMod, SourceMod, ULX
- Docker installer with one-liner support
- Server configuration files (server.cfg, autoexec.cfg, mount.cfg)
- Update script for easy maintenance
- Backup script for server data
- Workshop collection documentation
- SourceMod admin configuration template

docker/docker-compose.yml

@@ -0,0 +1,62 @@
+version: '3.8'
+
+services:
+  gmod-prophunt:
+    build:
+      context: ..
+      dockerfile: docker/Dockerfile
+    container_name: gmod-prophunt
+    restart: unless-stopped
+    
+    environment:
+      - SRCDS_TOKEN=${SRCDS_TOKEN:-}
+      - SERVER_NAME=${SERVER_NAME:-PropHunt Server}
+      - RCON_PASSWORD=${RCON_PASSWORD:-changeme}
+      - MAX_PLAYERS=${MAX_PLAYERS:-24}
+      - MAP=${MAP:-gm_construct}
+      - PORT=${PORT:-27015}
+      - GAMEMODE=${GAMEMODE:-prop_hunt}
+      - WORKSHOP_COLLECTION=${WORKSHOP_COLLECTION:-}
+      - TICKRATE=${TICKRATE:-66}
+      - TZ=${TZ:-America/Los_Angeles}
+    
+    ports:
+      - "${PORT:-27015}:27015/tcp"
+      - "${PORT:-27015}:27015/udp"
+      - "27005:27005/udp"
+      - "27020:27020/udp"
+    
+    volumes:
+      # Persistent data
+      - gmod-data:/home/gmod/serverfiles/garrysmod/data
+      - gmod-addons:/home/gmod/serverfiles/garrysmod/addons
+      # Config can be bind-mounted for easy editing
+      - ./cfg:/home/gmod/serverfiles/garrysmod/cfg:ro
+    
+    networks:
+      - gmod-network
+    
+    # Resource limits (optional, adjust as needed)
+    deploy:
+      resources:
+        limits:
+          cpus: '4'
+          memory: 4G
+        reservations:
+          cpus: '1'
+          memory: 1G
+    
+    # Logging configuration
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "10m"
+        max-file: "3"
+
+networks:
+  gmod-network:
+    driver: bridge
+
+volumes:
+  gmod-data:
+  gmod-addons: